If food is scarce it's no use complaining; we shall just have to pull in our belts.如果食物短缺, 抱怨也没有用, 我们只能勒紧裤腰带。The redelimited Jiapigou gold - concentrated area is composed of Archean granitoid - greenstone belts and ...
The chalazal megaspore of a linear tetrad develops into a polygonum type sac.四分体线行排列,合点端的大孢子发育为蓼型胚囊.The heart sounds are muffled when the pericardial sac is distended with fluid.当心包充满液体时心音减弱.With embryo sac haustoriumcha...
The rocket tumbled out of control shortly after lift-off.发射后不久，火箭就失控坠落了。The man tumbled over backwards.那个人向后摔倒了。He slipped and tumbled down the stairs.他脚一滑滚下了楼梯。...
He was suddenly jerked off his feet and borne aloft.他突然被弹了起来,抛在空中.The sailor climbed aloft to look for land.那个水手爬上桅顶寻找陆地.The monument towers aloft on the square.纪念碑耸立在广场上....